Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.218 5.06/6.052 5.448 ± 0.763
ea02 1342 1342/1342 1342 ± 0.00004386 5.822 5.242/6.599 5.79 ± 0.928
ea04 1342 1342/1342 1342 ± 0.00001213 5.219 4.864/5.847 5.255 ± 0.6902
ea05 1342 1342/1342 1342 ± 0.00002698 5.496 4.982/6.328 5.624 ± 0.7472
ea06 1342 1342/1342 1342 ± 0.00001956 4.77 4.6/5.483 4.938 ± 0.6584
ea07 1342 1342/1342 1342 ± 0.00004289 5.826 5.264/6.195 5.698 ± 0.885
ea08 1342 1342/1342 1342 ± 0.00004287 5.961 5.46/6.723 5.948 ± 0.9874
ea09 1342 1342/1342 1342 ± 0.00002412 5.599 5.07/6.438 5.619 ± 0.8271
ea10 1342 1342/1342 1342 ± 0.00004224 5.769 5.161/6.631 5.733 ± 0.9005
ea11 1342 1342/1342 1342 ± 0.00004309 5.607 4.974/6.312 5.575 ± 0.8845
ea12 1342 1342/1342 1342 ± 0.00002554 5.59 5.13/6.418 5.673 ± 0.9317
ea13 1342 1342/1342 1342 ± 0.00001236 5.751 5.566/6.304 5.869 ± 0.7591
ea14 1342 1342/1342 1342 ± 0.00003839 5.529 5.086/6.373 5.654 ± 0.7968
ea15 1342 1342/1342 1342 ± 0.0000112 5.312 5.021/6.139 5.46 ± 0.8238
ea16 1342 1342/1342 1342 ± 0.00003758 5.881 5.459/6.787 5.976 ± 0.9478
ea17 1342 1342/1342 1342 ± 0.00004259 5.773 5.308/6.879 5.809 ± 0.9337
ea18 1342 1342/1342 1342 ± 0.00004132 4.8 4.626/5.578 4.931 ± 0.634
ea19 1342 1342/1342 1342 ± 0.00001232 5.786 5.492/6.752 5.995 ± 0.8259
ea20 1342 1342/1342 1342 ± 0.00003587 5.812 5.62/6.911 5.964 ± 0.9798
ea21 1342 1342/1342 1342 ± 0.00003618 5.521 5.236/6.301 5.635 ± 0.7615
ea22 1342 1342/1342 1342 ± 0.00004012 5.336 5.017/6.38 5.569 ± 0.8711
ea23 1342 1342/1342 1342 ± 0.00004341 5.751 5.287/6.518 5.767 ± 0.9514
ea25 1342 1342/1342 1342 ± 0.00004301 5.409 5.08/6.167 5.454 ± 0.8236
ea26 1342 1342/1342 1342 ± 0.00003108 5.848 5.568/6.901 5.999 ± 0.9357
ea27 1342 1342/1342 1342 ± 0.0000423 5.428 5.144/6.384 5.527 ± 0.8376
ea28 1342 1342/1342 1342 ± 0.00004327 5.569 5.247/6.431 5.69 ± 0.8906
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002361 5.309 5.137/5.592 5.331 ± 0.2875
5 1342 1342/1342 1342 ± 0.00002407 5.001 4.772/5.231 4.991 ± 0.3575
6 1342 1342/1342 1342 ± 0.00002361 5.224 5.032/5.428 5.205 ± 0.2929
7 1342 1342/1342 1342 ± 0.00002361 5.237 5.101/5.465 5.248 ± 0.2685
8 1342 1342/1342 1342 ± 0.00002361 5.268 5.027/5.394 5.208 ± 0.2917
9 1342 1342/1342 1342 ± 0.00002361 5.527 5.341/5.778 5.5 ± 0.3289
10 1342 1342/1342 1342 ± 0.00002361 5.963 5.823/6.146 5.947 ± 0.3184
11 1342 1342/1342 1342 ± 0.00002361 6.263 6.103/6.382 6.203 ± 0.3185
12 1342 1342/1342 1342 ± 0.00002361 6.385 6.193/6.597 6.376 ± 0.3494
13 1342 1342/1342 1342 ± 0.00002361 6.769 6.573/6.9 6.73 ± 0.368
14 1342 1342/1342 1342 ± 0.00002361 6.834 6.658/7.091 6.815 ± 0.4237
15 1342 1342/1342 1342 ± 0.00002416 6.656 6.385/6.864 6.571 ± 0.428
16 1342 1342/1342 1342 ± 0.00005766 4.119 3.99/4.305 4.151 ± 0.2286
17 1342 1342/1342 1342 ± 0.00005757 4.201 4.071/4.394 4.247 ± 0.2536
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-02 13:44:18.814
End
2024-11-02 14:30:12.315
Duration
0:45:53.502
Note, WebLog generation is not included in the time.

CASA logs for stage 8